When you're all out of specific cases and you want to handle everything else, you literally say "default:" And here I could end the program with break, but it's kind of unnecessary because once I'm at the bottom of the curly braces, that's it.

当它不在你列出的所有情况中,为了处理其他的情况，你可以用“default：“,这里我可以用break来终止这段代码，但是它是有点,不必要的，因为我已经在这个花括号的,底部了，就这样了。

哈佛公开课 - 计算机科学课程节选

This strategy set--formally, Let's just simplify it here-- let's assume that for each Firm i they can set their price anything bigger than 0 and anything less than 1, just to keep life simple.

至于策略集合,我们把它简化成,假设每个公司i能,将它们的价格设定为,大于0并且小于1,仅仅为了简化处理

耶鲁公开课 - 博弈论课程节选